Upper Arch Impression Kit Several sizes of trays are

Several sizes of trays are included with enough impression material for re-making the impression if necessary

This kit includes everything needed to take an impression of your lower teeth

The kit contents will provide enough material for approximately 7-10 whitening sessions (upper and lower teeth)

but the outer acrylic shell will help it last longer than softer guards

Bulletproof protection against bruxism

Upper Arch Impression Kit Several sizes of trays areThis kit includes everything needed to take an impression of your upper teeth. Several sizes of trays are included with enough impression material for re making the impression if necessary. Also included is a postage paid return envelope for returning the completed impression(s) to BITEKNIGHT Labs.